New element mapping created to handle Batik extension elements.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@196907 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 104 insertions, 0 deletions

diff --git a/src/java/org/apache/fop/fo/extensions/svg/BatikExtensionElementMapping.java b/src/java/org/apache/fop/fo/extensions/svg/BatikExtensionElementMapping.java
new file mode 100644
index 000000000..c5afab347
--- /dev/null
+++ b/src/java/org/apache/fop/fo/extensions/svg/BatikExtensionElementMapping.java
@@ -0,0 +1,104 @@
+/*
+ * $Id$
+ * ============================================================================
+ *                    The Apache Software License, Version 1.1
+ * ============================================================================
+ *
+ * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modifica-
+ * tion, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. The end-user documentation included with the redistribution, if any, must
+ *    include the following acknowledgment: "This product includes software
+ *    developed by the Apache Software Foundation (http://www.apache.org/)."
+ *    Alternately, this acknowledgment may appear in the software itself, if
+ *    and wherever such third-party acknowledgments normally appear.
+ *
+ * 4. The names "FOP" and "Apache Software Foundation" must not be used to
+ *    endorse or promote products derived from this software without prior
+ *    written permission. For written permission, please contact
+ *    apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache", nor may
+ *    "Apache" appear in their name, without prior written permission of the
+ *    Apache Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
+ * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ============================================================================
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * on behalf of the Apache Software Foundation and was originally created by
+ * James Tauber <jtauber@jtauber.com>. For more information on the Apache
+ * Software Foundation, please see <http://www.apache.org/>.
+ */
+package org.apache.fop.fo.extensions.svg;
+
+import java.util.HashMap;
+
+import org.apache.fop.fo.FONode;
+import org.apache.fop.fo.ElementMapping;
+import org.apache.fop.apps.FOFileHandler;
+
+import org.apache.batik.util.XMLResourceDescriptor;
+import org.apache.batik.dom.svg.ExtensibleSVGDOMImplementation;
+
+/**
+ * This Element Mapping is for Batik SVG Extension elements
+ * of the http://xml.apache.org/batik/ext namespace.
+ */
+public class BatikExtensionElementMapping extends ElementMapping {
+    private boolean batikAvail = true;
+
+    public BatikExtensionElementMapping() {
+        namespaceURI = "http://xml.apache.org/batik/ext";
+    }
+
+    protected void initialize() {
+        if (foObjs == null && batikAvail == true) {
+            // this sets the parser that will be used
+            // by default (SVGBrokenLinkProvider)
+            // normally the user agent value is used
+            try {
+                XMLResourceDescriptor.setXMLParserClassName(
+                  FOFileHandler.getParserClassName());
+
+                foObjs = new HashMap();
+                foObjs.put("batik", new SE());
+                foObjs.put(DEFAULT, new SVGMaker());
+            } catch (Throwable t) {
+                // if the classes are not available
+                // the DISPLAY is not checked
+                batikAvail = false;
+            }
+        }
+    }
+
+    static class SVGMaker extends ElementMapping.Maker {
+        public FONode make(FONode parent) {
+            return new SVGObj(parent);
+        }
+    }
+
+    static class SE extends ElementMapping.Maker {
+        public FONode make(FONode parent) {
+            return new SVGElement(parent);
+        }
+    }
+}